NOR

Format: NOR dest, source1, source2, source3, source4.

Phase0: -

Phase1: NOR FT4, (FT1|_), FT2, (FT1.INVERT|_), S3

Phase2: -

Description: Bitwise NOR

FT1 is bit mask

FT4 = {FT1 &} FT2 NOR {~FT1 &} S3